LM2587S-5.0In StockTexas Instruments
LM2587S-5.0 is a 5V fixed-output flyback switching regulator IC from Texas Instruments, supporting 4V–40V input, up to 5A switch current, in a TO-263-5 package. From $7.22, in stock worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Other
- Pin Count
- 4
- Lifecycle
- OBSOLETE
- Datasheet
- LM2587S-5.0 Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $7.2243(MOQ 1)
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Fixed 5V output voltage with tight regulation for stable power delivery
- Wide input voltage range of 4V to 40V supports diverse power supply designs
- Current-mode PWM control enables fast transient response and cycle-by-cycle current limiting
- TO-263-5 surface-mount package for compact, high-power PCB layouts
- Supports flyback, boost, and forward converter topologies for flexible application
Applications
The LM2587S-5.0 is widely used in industrial power supplies, automotive electronics, and telecommunications equipment where a regulated 5V rail is needed from a higher voltage source. Its flyback converter topology makes it ideal for isolated power supplies and battery-powered systems requiring efficient step-up or step-down conversion. It also serves in LED drivers, motor control boards, and embedded systems demanding reliable, high-current 5V regulation.
Specifications
| Pbfree Code | Yes |
| Date Of Intro | 1995-01-01 |
| YTEOL | 0 |
| Analog IC - Other Type | SWITCHING REGULATOR |
| Control Mode | CURRENT-MODE |
| Control Technique | PULSE WIDTH MODULATION |
| Input Voltage-Max | 40V |
| Input Voltage-Min | 4V |
| Input Voltage-Nom | 5V |
| JESD-30 Code | R-PSSO-G5 |
| JESD-609 Code | e0 |
| Number of Functions | 1 |
| Number of Outputs | 1 |
| Output Current-Max | 9.5A |
| Output Voltage-Max | 60V |
| Output Voltage-Min | 1.23V |
| Output Voltage-Nom | 5V |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SMSIP5H,.6,67TB |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 235 |
| Qualification Status | Not Qualified |
| Surface Mount | YES |
| Switcher Configuration | BUCK-BOOST |
| Switching Frequency-Max | 115kHz |
| Technology | BIPOLAR |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | Tin/Lead (Sn/Pb) |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.7mm |
| Terminal Position | SINGLE |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 3 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.60 |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the input voltage range of the LM2587S-5.0?
The LM2587S-5.0 accepts an input voltage range from 4V to 40V, making it suitable for a wide variety of power supply designs including automotive (12V/24V) and industrial (24V–36V) applications.
What converter topologies does the LM2587S-5.0 support?
The LM2587S-5.0 supports flyback, boost, and forward converter topologies. Its current-mode PWM control and up to 5A switch current rating make it versatile for both isolated and non-isolated power conversion circuits.
What package does the LM2587S-5.0 come in, and what are its thermal benefits?
The LM2587S-5.0 is available in a TO-263-5 (D2PAK) surface-mount package, which provides excellent thermal performance with low junction-to-board thermal resistance, enabling high-current operation in compact PCB designs.
What is the output voltage of the LM2587S-5.0 and can it be adjusted?
The LM2587S-5.0 provides a fixed 5.0V output voltage. For applications requiring an adjustable output, Texas Instruments also offers the LM2587S-ADJ variant, which allows output voltage adjustment via an external resistor divider.
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Why Buy from FindMyChip
About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $16.0313 | $16.03 |
| 19+ | $13.1813 | $250.44 |
| 21+ | $7.8525 | $164.90 |
| 52+ | $7.5384 | $392.00 |
| 108+ | $7.2243 | $780.22 |
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